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58 lines
1.0 KiB
C++
58 lines
1.0 KiB
C++
//
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// HashFunction.h
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//
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// Library: Foundation
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// Package: Hashing
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// Module: HashFunction
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//
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// Definition of the HashFunction class.
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//
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// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef Foundation_HashFunction_INCLUDED
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#define Foundation_HashFunction_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/Hash.h"
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namespace Poco {
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//@ deprecated
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template <class T>
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struct HashFunction
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/// A generic hash function.
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{
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UInt32 operator () (T key, UInt32 maxValue) const
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/// Returns the hash value for the given key.
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{
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return static_cast<UInt32>(Poco::hash(key)) % maxValue;
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}
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};
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//@ deprecated
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template <>
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struct HashFunction<std::string>
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/// A generic hash function.
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{
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UInt32 operator () (const std::string& key, UInt32 maxValue) const
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/// Returns the hash value for the given key.
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{
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return static_cast<UInt32>(Poco::hash(key)) % maxValue;
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}
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};
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} // namespace Poco
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#endif // Foundation_HashFunctions_INCLUDED
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